Home / 38,355.48-52,945-22,445.04

Finding the Fourth Proportional to 38,355.48, 52,945 and 22,445.04

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Solution

The fourth proportional to 38,355.48, 52,945 and 22,445.04 is: 30,982.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,355.48 : 52,945 = 22,445.04 : x
  2. Step 2: Convert to fraction form
    38,355.48/52,945 = 22,445.04/x
  3. Step 3: Cross multiply
    38,355.48x = 52,945 × 22,445.04
  4. Step 4: Simplify right side
    38,355.48x = 1,188,352,642.80
  5. Step 5: Solve for x
    x = 1,188,352,642.80/38,355.48
  6. Step 6: Final answer
    x = 30,982.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.